a background of dots and squigglly lines.

abstract art artistic artwork backdrop background ballpoint black blot brown circle circles circular concept cover creative decoration decorative design doodle dot dots dotted drawing drawn element felt flat freehand gel graphic grunge hand illustration ink large line lines mark marker modern ornament outline paper pattern pen pencil picture polka poster random rough round scatted scatter scribble scribbles shape simple sketch sketchy spot squiggle squigglly style tip trendy vector wallpaper